export const member6 = () => {
  let arr = [
    {
      id: 1,
      preic: 10,
    },
    {
      id: 2,
      preic: 20,
    },
  ];
  let set = arr.reduce((pre, cur) => {
    return cur.preic + pre;
  }, 0);
  console.log(set);
  console.log("吴育发");
};
